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Spring Data: “delete by” is supported?
...because transactions are Use Case based. Meaning a use case needs to fully commit or rollback. Not each individual Repository methods. So PLEASE PLEASE do NOT use @ Transactional on Repository methods. But on the Service methods that use the repository.
– user1567291
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Are tuples more efficient than lists in Python?
...2]
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>>> import dis
>>> dis.dis(a)
2 0 LOAD_CONST 1 (1)
3 LOAD_CONST 2 (2)
6 LOAD_CONST 3 (3)
9 LOAD_CONST 4 (4)
12 LOAD_CONST 5 (5)
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Verifying that a string contains only letters in C#
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Only letters, numbers and underscore:
Regex.IsMatch(input, @"^[a-zA-Z0-9_]+$");
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How to get UILabel to respond to tap?
...= UITapGestureRecognizer(target: self, action: #selector(self.actionTapped(_:)))
tempLabel?.isUserInteractionEnabled = true
tempLabel?.addGestureRecognizer(tapAction)
Action receiver
func actionTapped(_ sender: UITapGestureRecognizer) {
// code here
}
Swift 4.0
Initialize the gesture...
`from … import` vs `import .` [duplicate]
... for simplicity or to avoid masking built ins:
from os import open as open_
# lets you use os.open without destroying the
# built in open() which returns file handles.
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Remove the legend on a matplotlib figure
....0rc4, a remove method has been added to the legend object.
Usage:
ax.get_legend().remove()
or
legend = ax.legend(...)
...
legend.remove()
See here for the commit where this was introduced.
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subtle differences between JavaScript and Lua [closed]
...ua, you can manipulate environments with getfenv and setfenv in Lua 5.1 or _ENV in Lua 5.2 and 5.3.
In JS, all functions are variadic. In Lua, functions must be explicitly declared as variadic.
Foreach in JS loops over object properties. Foreach in Lua (which use the keyword for) loops over iterator...
Get User's Current Location / Coordinates
...hod you can get user's current location coordinates:
func locationManager(_ manager: CLLocationManager, didUpdateLocations locations: [CLLocation]) {
guard let locValue: CLLocationCoordinate2D = manager.location?.coordinate else { return }
print("locations = \(locValue.latitude) \(locValue....
After submitting a POST form open a new window showing the result
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Add
<form target="_blank" ...></form>
or
form.setAttribute("target", "_blank");
to your form's definition.
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How can I get the Typescript compiler to output the compiled js to a different directory?
...--outDir on tsc (configured within the File Watcher in IntelliJ)
From the command line documentation
--outDir DIRECTORY Redirect output structure to the directory.
Edit
Since Typescript 1.5, this can also be set in the tsconfig.json file:
"compilerOptions": {
"outDir": "DIRECTORY...